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authorSamuel Pitoiset <samuel.pitoiset@gmail.com>2020-08-11 11:26:16 +0200
committerMarge Bot <eric+marge@anholt.net>2020-08-11 12:47:33 +0000
commite4c6204d6595d7dc47c23ae637b8aba3307ec2cc (patch)
tree926f7d83c68abb7e49bfb172940435730bd6c30c
parent02562505478c99f887e9355c6e19cd5342f519a7 (diff)
radv: limit LATE_ALLOC_GS to prevent a GPU hang on GFX10
Found by inspection, doesn't fix anything known. Cc: mesa-stable Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6279>
-rw-r--r--src/amd/vulkan/si_cmd_buffer.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/amd/vulkan/si_cmd_buffer.c b/src/amd/vulkan/si_cmd_buffer.c
index 1286a7609e7..d3b0fd24f47 100644
--- a/src/amd/vulkan/si_cmd_buffer.c
+++ b/src/amd/vulkan/si_cmd_buffer.c
@@ -336,6 +336,10 @@ si_emit_graphics(struct radv_device *device,
late_alloc_wave64_gs = 0;
cu_mask_gs = 0xffff;
}
+
+ /* Limit LATE_ALLOC_GS for prevent a hang (hw bug). */
+ if (physical_device->rad_info.chip_class == GFX10)
+ late_alloc_wave64_gs = MIN2(late_alloc_wave64_gs, 64);
} else {
if (!physical_device->rad_info.use_late_alloc) {
late_alloc_wave64 = 0;